22033011131 has 4 divisors (see below), whose sum is σ = 22178925264. Its totient is φ = 21887097000.

The previous prime is 22033011127. The next prime is 22033011149. The reversal of 22033011131 is 13111033022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22033011131 - 2² = 22033011127 is a prime.

It is a super-2 number, since 2×22033011131² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22033011181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72956840 + ... + 72957141.

It is an arithmetic number, because the mean of its divisors is an integer number (5544731316).

Almost surely, 2^22033011131 is an apocalyptic number.

22033011131 is a deficient number, since it is larger than the sum of its proper divisors (145914133).

22033011131 is a wasteful number, since it uses less digits than its factorization.

22033011131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145914132.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 22033011131 its reverse (13111033022), we get a palindrome (35144044153).

The spelling of 22033011131 in words is "twenty-two billion, thirty-three million, eleven thousand, one hundred thirty-one".